An Unusual Condensation of Alkyl 3-oxo-4-(triphenylarsoranylidene)butanoate with Aldehydes; Synthesis of Symmetrical Substituted 1,3,5-Cycloheptatrienes
journal contribution
posted on 2023-05-16, 10:54authored byMoorhoff, CM
The unique preparation of 2-substituted 4,7-dihydroxycyclohepta-3,5,7-triene-1,3- dicarboxylates 5 from aldehydes 4 and two equivalents alkyl 3-oxo-4-(triphenylarsoranylidene)butanoate 3 is described.